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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "numericbase.h"
#include "loadednumericvalue.h"
#include "changevector.h"
#include <vespa/searchcommon/attribute/multivalue.h>
namespace search {
class IntegerAttribute : public NumericAttribute
{
public:
~IntegerAttribute() override;
bool update(DocId doc, largeint_t v) {
return AttributeVector::update(_changes, doc, NumericChangeData<largeint_t>(v));
}
template<typename Accessor>
bool append(DocId doc, Accessor & ac) {
return AttributeVector::append(_changes, doc, ac);
}
bool append(DocId doc, largeint_t v, int32_t weight) {
return AttributeVector::append(_changes, doc, NumericChangeData<largeint_t>(v), weight);
}
bool remove(DocId doc, largeint_t v, int32_t weight) {
return AttributeVector::remove(_changes, doc, NumericChangeData<largeint_t>(v), weight);
}
bool apply(DocId doc, const ArithmeticValueUpdate & op);
bool applyWeight(DocId doc, const FieldValue & fv, const ArithmeticValueUpdate & wAdjust) override;
bool applyWeight(DocId doc, const FieldValue& fv, const document::AssignValueUpdate& wAdjust) override;
uint32_t clearDoc(DocId doc) override;
vespalib::MemoryUsage getChangeVectorMemoryUsage() const override;
protected:
IntegerAttribute(const vespalib::string & name, const Config & c);
using Change = ChangeTemplate<NumericChangeData<largeint_t>>;
using ChangeVector = ChangeVectorT<Change>;
ChangeVector _changes;
private:
vespalib::ConstArrayRef<char> get_raw(DocId) const override;
uint32_t get(DocId doc, vespalib::string * v, uint32_t sz) const override;
uint32_t get(DocId doc, const char ** v, uint32_t sz) const override;
uint32_t get(DocId doc, WeightedString * v, uint32_t sz) const override;
uint32_t get(DocId doc, WeightedConstChar * v, uint32_t sz) const override;
};
template<typename T>
class IntegerAttributeTemplate : public IntegerAttribute
{
public:
using Weighted = WeightedType<T>;
protected:
using EnumEntryType = T;
using LoadedNumericValueT = attribute::LoadedNumericValue<T>;
public:
using BaseType = T;
using LoadedValueType = T;
using LoadedVector = SequentialReadModifyWriteInterface<LoadedNumericValueT>;
virtual T get(DocId doc) const = 0;
virtual T getFromEnum(EnumHandle e) const = 0;
T defaultValue() const { return isMutable() ? 0 : attribute::getUndefined<T>(); }
bool isUndefined(DocId doc) const override { return attribute::isUndefined(get(doc)); }
protected:
IntegerAttributeTemplate(const vespalib::string & name);
IntegerAttributeTemplate(const vespalib::string & name, const Config & c);
IntegerAttributeTemplate(const vespalib::string & name, const Config & c, const BasicType &realType);
~IntegerAttributeTemplate() override;
virtual bool findEnum(T v, EnumHandle & e) const = 0;
virtual void load_enum_store(LoadedVector&) {}
virtual void fillValues(LoadedVector &) {}
virtual void load_posting_lists(LoadedVector&) {}
long onSerializeForAscendingSort(DocId doc, void * serTo, long available, const common::BlobConverter * bc) const override;
long onSerializeForDescendingSort(DocId doc, void * serTo, long available, const common::BlobConverter * bc) const override;
const Change _defaultValue;
private:
bool findEnum(const char *value, EnumHandle &e) const override;
std::vector<EnumHandle> findFoldedEnums(const char *value) const override;
};
}
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